ESP32-C3 SuperMini Tutorial ESP32-C3 SuperMini Complete Guide: Pinout, Arduino IDE Setup, WiFi, Bluetooth, PWM, ADC and OLED The ESP32-C3 SuperMini is a compact and low-cost IoT development board based on the Espressif ESP32-C3 chip. It combines a 32-bit RISC-V microcontroller, 2.4 GHz WiFi, Bluetooth Low Energy, GPIO pins, ADC inputs, UART, SPI and I2C interfacesContinue reading

“`html Technology News 2026 NVIDIA Computex 2026 Keynote: Vera Rubin, Vera CPU, RTX Spark and the Future of AI PCs NVIDIA’s Computex 2026 keynote, presented by CEO Jensen Huang during GTC Taipei at COMPUTEX, introduced one of the most important technology roadmaps of the year. The presentation focused on a new era of computing poweredContinue reading

Installation of Node-RED Dashboard on Ubuntu A complete step-by-step guide to install Node-RED on Ubuntu, add the modern FlowFuse Dashboard package, start the service, open the dashboard, and solve common access problems. “` Ubuntu Node-RED FlowFuse Dashboard Port 1880 IoT Dashboard “` Introduction “` Node-RED is a powerful visual programming tool used for automation, IoTContinue reading

How to Create or Install an Operating System for Raspberry Pi 4 Using Raspberry Pi Imager and a Memory Card A complete beginner-friendly tutorial to install Raspberry Pi OS on a microSD card, configure hostname, username, password, Wi-Fi, SSH, timezone, and first boot settings for Raspberry Pi 4. “` Raspberry Pi 4 Raspberry Pi OSContinue reading

How to Change a Raspberry Pi Linux Username and Password A professional step-by-step guide to safely rename a Raspberry Pi/Linux user from maurise to mourad, change the home directory, and set a new password without losing SSH access. “` Raspberry Pi Linux SSH User Management “` Introduction In Linux, changing a username is possible, butContinue reading